function data_3=chongpai_3(num1,num2,num3,num,data,cla_point_0_0,cla_point_0_1,cla_point_1_0,cla_point_1_1)
data_3=zeros(num,12);
switch cla_point_0_0
    case 1
        data_u=chong_2_0(1,num1,data(1:num1,:));
    case 2
        data_u=chong_2_0(2,num1,data(1:num1,:));
    case 3
        data_u=chong_2_0(3,num1,data(1:num1,:));
    case 4
        data_u=chong_2_0(4,num1,data(1:num1,:));
    case 5
        data_u=chong_2_0(5,num1,data(1:num1,:));
    case 6
        data_u=chong_2_0(6,num1,data(1:num1,:));
    otherwise
        return;
end
switch cla_point_0_1
    case 1
        data_u=chong_2_1(1,num1,num2-num1,data(num1+1:num2,:));
    case 2
        data_u=chong_2_1(2,num1,num2-num1,data(num1+1:num2,:));
    case 3
        data_u=chong_2_1(3,num1,num2-num1,data(num1+1:num2,:));
    case 4
        data_u=chong_2_1(4,num1,num2-num1,data(num1+1:num2,:));
    case 5
        data_u=chong_2_1(5,num1,num2-num1,data(num1+1:num2,:));
    case 6
        data_u=chong_2_1(6,num1,num2-num1,data(num1+1:num2,:));
    otherwise
        return;
end